Home / 160,079.72-220,902.82-88,458.19

Finding the Fourth Proportional to 160,079.72, 220,902.82 and 88,458.19

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Solution

The fourth proportional to 160,079.72, 220,902.82 and 88,458.19 is: 122,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,079.72 : 220,902.82 = 88,458.19 : x
  2. Step 2: Convert to fraction form
    160,079.72/220,902.82 = 88,458.19/x
  3. Step 3: Cross multiply
    160,079.72x = 220,902.82 × 88,458.19
  4. Step 4: Simplify right side
    160,079.72x = 19,540,662,849.69
  5. Step 5: Solve for x
    x = 19,540,662,849.69/160,079.72
  6. Step 6: Final answer
    x = 122,068.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.